WO2017119253A1 - 診断支援装置、診断支援方法、及び、診断支援プログラム - Google Patents

診断支援装置、診断支援方法、及び、診断支援プログラム Download PDF

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Publication number
WO2017119253A1
WO2017119253A1 PCT/JP2016/087286 JP2016087286W WO2017119253A1 WO 2017119253 A1 WO2017119253 A1 WO 2017119253A1 JP 2016087286 W JP2016087286 W JP 2016087286W WO 2017119253 A1 WO2017119253 A1 WO 2017119253A1
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WIPO (PCT)
Prior art keywords
information
display
graph
section
state information
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
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PCT/JP2016/087286
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English (en)
French (fr)
Japanese (ja)
Inventor
新吾 山下
直輝 前田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Omron Healthcare Co Ltd
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Omron Healthcare Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Omron Healthcare Co Ltd filed Critical Omron Healthcare Co Ltd
Priority to DE112016006150.1T priority Critical patent/DE112016006150T5/de
Priority to CN201680077752.5A priority patent/CN108471966B/zh
Publication of WO2017119253A1 publication Critical patent/WO2017119253A1/ja
Priority to US16/026,086 priority patent/US10791940B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/02—Detecting, measuring or recording for evaluating the cardiovascular system, e.g. pulse, heart rate, blood pressure or blood flow
    • A61B5/021—Measuring pressure in heart or blood vessels
    • A61B5/02108—Measuring pressure in heart or blood vessels from analysis of pulse wave characteristics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6813—Specially adapted to be attached to a specific body part
    • A61B5/6824—Arm or wrist
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/74—Details of notification to user or communication with user or patient; User input means
    • A61B5/742—Details of notification to user or communication with user or patient; User input means using visual displays
    • A61B5/7435—Displaying user selection data, e.g. icons in a graphical user interface

Definitions

  • the present invention relates to a diagnosis support apparatus, a diagnosis support method, and a diagnosis support program.
  • the biological information for example, blood pressure value, pulse rate, etc.
  • the biological information necessary for the diagnosis of the living body usually has a large daily change. For this reason, it is performed to continuously measure and record biological information from the measurement subject for diagnosis and the like.
  • Measured data of biological information continuously measured in this way is preferably processed in a form that facilitates diagnosis and presented to a doctor.
  • the pulse wave velocity measured over a predetermined period is divided into setting sections, an average value of the pulse wave propagation speed is calculated for each setting section, and the average value is calculated as the setting section.
  • Patent Document 2 describes a method of outputting a transition of a diagnostic index of a biological circulatory system calculated using a blood pressure value and a pulse rate in a graph.
  • 50 diagnostic indices are calculated from the measurement values obtained by measuring the blood pressure value and the pulse rate 50 times every month, and a band graph showing the variation range of the 50 diagnostic indices is obtained. Displayed for each measurement month.
  • Patent Document 3 a representative value of blood pressure information (maximum blood pressure, minimum blood pressure, and average blood pressure) measured for a plurality of times per day is obtained, and an average value of representative values for one month or one week is obtained.
  • a device that displays the average value of the representative values and the representative value of one day in the form of a band graph is described.
  • the screen transits to a screen that displays the representative value for each day constituting the month, and the representative value for each month is displayed.
  • the screen transitions to a screen on which representative values for each day constituting this week are displayed.
  • the apparatus described in Patent Document 3 can easily confirm the representative value of blood pressure information for each day in an arbitrary period, and can be used for diagnosis.
  • Patent Document 4 measurement data of biological information measured over a predetermined period is divided into setting sections, a representative value (for example, an average value) of biological information is calculated for each setting section, and the calculated average value and A system for displaying measurement data in an overlapping manner is described. According to this system, even when it is difficult to grasp the change tendency from the measurement data alone, the overall tendency can be easily grasped by the representative value.
  • Patent Documents 1 to 4 assume that biological information is measured and recorded at long time intervals such as minutes, hours, and days. However, when the biological information is measured at such a long time interval, when there is a large change in the biological information during a period when the biological information is not measured, the doctor cannot know the change. Further, in the comparison of biological information measured at long time intervals, it is difficult to accurately know that a change in biological information itself has occurred and its cause.
  • biometric information in units of beats is necessary in order to grasp changes in biological information in detail, and there are cases where it is desired to confirm not only the overall trend of measurement data but also measurement data in a specific period in detail. .
  • Patent Document 4 According to the system described in Patent Document 4, it is possible to simultaneously confirm the overall trend of measurement data and the details of measurement data. However, when the amount of measurement data becomes enormous, the display of measurement data becomes finer, making it difficult to confirm details, and efficient diagnosis support cannot be realized.
  • Patent Documents 1 and 3 and the method described in Patent Document 2 do not take into account the confirmation of data before processing of measurement data.
  • the present invention has been made in view of the above circumstances, and provides a diagnosis support apparatus, a diagnosis support method, and a diagnosis support program capable of efficiently performing diagnosis support based on biological information measured in beat units.
  • the purpose is to provide.
  • the diagnosis support apparatus of the present invention acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from the living body, and obtains a plurality of acquired biological information for the predetermined period.
  • a variation state information generation unit that generates variation state information indicating a variation state of biological information in each segment, and a display control unit that displays the variation state information for each segment on a display unit.
  • the display control unit selects a display range to be displayed on the display unit from the biological information for the predetermined period when any of the variation state information displayed on the display unit is selected.
  • the biometric information in the section corresponding to the selected variation state information is set to a range including the biometric information, and the biometric information within the set display range is displayed on the display unit.
  • the diagnosis support method of the present invention acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from a living body, and acquires the acquired biological information for a plurality of predetermined periods.
  • a variable state information generating step for dividing the section into pieces, and generating a state of variation information indicating a state of variation of biological information in each section; and a display control step for displaying the state of variation information for each section on a display unit,
  • the display control step when any of the variation state information displayed on the display unit is selected, a display range to be displayed on the display unit of the biological information for the predetermined period, A range including the biological information belonging to the section corresponding to the selected variation state information is set, and the biological information within the set display range is displayed on the display unit.
  • the diagnosis support program of the present invention acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from a living body, and acquires the acquired biological information for a plurality of predetermined periods.
  • a variable state information generating step for generating variable state information indicating a variable state of biological information in each section, and a display control step for causing the display unit to display the variable state information for each section are divided into sections.
  • the display control step includes the display of the biological information for the predetermined period when any of the change state information displayed on the display unit is selected.
  • the display range to be displayed on the part is set to a range including the biological information belonging to the section corresponding to the selected variation state information, and the biological information within the set display range The is intended to be displayed on the display unit.
  • a diagnosis support apparatus it is possible to provide a diagnosis support apparatus, a diagnosis support method, and a diagnosis support program that can efficiently support diagnosis based on biological information measured in beat units.
  • FIG. 1 is a diagram showing a schematic configuration of a diagnosis support system 100 for explaining an embodiment of the present invention. It is a figure which shows an example of the graph of the measurement data for a predetermined period. It is a figure which shows the example of a display of the 1st graph which shows the fluctuation state information for every area produced
  • FIG. 5 is a flowchart for explaining the operation of the diagnosis support apparatus 2. It is a figure which shows the example of a display of the 2nd graph when it determines with the similarity degree of the area on the right of the display area being high. It is a figure which shows the example which made the width K2 of the display range which the display control part 26 sets wider than the width
  • FIG. 1 is a diagram showing a schematic configuration of a diagnosis support system 100 for explaining an embodiment of the present invention.
  • the diagnosis support system 100 includes a biological information measuring device 1 and a diagnosis support device 2.
  • the living body information measuring apparatus 1 is a portable type, and is used by being worn on the wrist of a person to be measured as a living body.
  • the biological information measuring apparatus 1 includes a pulse wave detection unit 10, a biological information calculation unit 11, a recording control unit 13, a recording medium 14 such as a flash memory, a ROM (Read Only Memory), a memory card, and a communication control unit 15. And a communication unit 16.
  • the recording medium 14 may be removable from the apparatus.
  • the biological information calculation unit 11, the recording control unit 13, and the communication control unit 15 are functional blocks configured by a processor executing a program.
  • the pulse wave detection unit 10 detects a pulse wave non-invasively from the wrist of the measurement subject.
  • the pulse wave detection unit 10 for example, a device that detects a pressure pulse wave as a pulse wave by a tonometry method is used.
  • the pulse wave detection unit 10 may detect a volume pulse wave as a pulse wave.
  • the pulse wave detection unit 10 may detect a pulse wave by reflected light from an artery obtained by applying light to the artery.
  • the pulse wave detection unit 10 detects a pulse wave generated every one beat (period in which the heart beats once), and transmits the detected pulse wave to the biological information calculation unit 11.
  • the biological information calculation unit 11 calculates blood pressure information as biological information for each beat or for every plurality of beats (frequency once for a plurality of beats) based on the pulse wave detected by the pulse wave detection unit 10.
  • the blood pressure information includes at least one of systolic blood pressure (SBP (systemic blood pressure)), diastolic blood pressure (DBP (diastic blood pressure)), and average blood pressure (MBP (mean blood pressure)).
  • SBP systemic blood pressure
  • DBP diastolic blood pressure
  • MBP mean blood pressure
  • a known method can be used as a method for calculating blood pressure information.
  • the biological information calculation unit 11 transmits measurement data in which detection date / time information indicating the detection date / time of an arbitrary pulse wave and blood pressure information calculated based on the pulse wave are associated with each other to the recording control unit 13.
  • the recording control unit 13 records the measurement data transmitted from the biological information calculation unit 11 on the recording medium 14.
  • the recording medium 14 has measurement data including blood pressure information calculated by the biological information calculation unit 11 and detection time information indicating a detection time of a pulse wave that is a source of the blood pressure information. Multiple records are made.
  • the communication unit 16 is an interface for communicating with an external device by wire or wireless.
  • the communication control unit 15 performs control to transmit a plurality of measurement data recorded on the recording medium 14 to an external device via the communication unit 16.
  • the diagnosis support apparatus 2 includes a communication unit 21, a recording control unit 22, a recording medium 23 such as a flash memory, a ROM, and a memory card, a variation state information generation unit 24, an operation unit 25, a display control unit 26, A display unit 27.
  • the recording medium 23 may be detachable from the diagnosis support apparatus 2.
  • the recording medium 23 constitutes a recording unit.
  • the recording control unit 22, the fluctuation state information generation unit 24, and the display control unit 26 are functional blocks configured by a processor executing a diagnosis support program.
  • the diagnosis support apparatus 2 may be a dedicated apparatus for diagnosis support, or may be a general-purpose electronic device such as a smartphone or a tablet terminal.
  • the communication unit 21 is an interface for communicating with an external device by wire or wireless.
  • the display unit 27 displays various information for diagnosis support, and a display using a liquid crystal display element, an organic electroluminescence element or the like is used.
  • the display unit 27 may not be built in the diagnosis support apparatus 2, but may be provided outside the diagnosis support apparatus 2 and connected to the diagnosis support apparatus 2 by wire or wirelessly.
  • the operation unit 25 is an interface for operating the diagnosis support apparatus 2.
  • the operation unit 25 includes, for example, a button provided in the diagnosis support apparatus 2, a keyboard or mouse connected to the diagnosis support apparatus 2, or a touch panel mounted on the display unit 27.
  • the recording control unit 22 sends a measurement data transmission request to the biological information measuring device 1 via the communication unit 21 in a state where communication between the communication unit 16 and the communication unit 21 of the biological information measuring device 1 is established. Do.
  • the recording control unit 22 acquires the measurement data received from the biological information measuring device 1 by the communication unit 21 in response to this transmission request, and records it in the recording medium 23.
  • the recording control unit 22 compares the measurement data recorded on the recording medium 23 with the measurement data recorded on the biological information measuring device 1 and requests transmission of only new measurement data that is not recorded on the recording medium 23. I do.
  • the fluctuation state information generation unit 24 acquires measurement data for a predetermined period of measurement data recorded in the recording medium 23, and divides the acquired measurement data for the predetermined period into a plurality of sections.
  • the predetermined period is set by a period arbitrarily set by a doctor who operates the diagnosis support apparatus 2 by operating the operation unit 25 (for example, a specific day, a specific week, a specific time zone on a specific day, etc.) Is done.
  • a graph of measurement data recorded in the recording medium 23 may be displayed on the display unit 27, and a period selected by operating the operation unit 25 in the displayed graph may be set as a predetermined period. .
  • the measurement data for a predetermined period refers to measurement data to which the time based on the detection time information belongs in this predetermined period.
  • the variation state information generation unit 24 selects 100 pieces of measurement data for a predetermined period in order from the oldest detection time, and is determined by the detection time information included in each of the selected 100 pieces of measurement data. Is divided into a plurality of sections for a predetermined period. Note that there may be less than 100 pieces of measurement data for the last of the plurality of sections.
  • the fluctuation state information generation unit 24 sequentially selects the measurement data for a predetermined period from the oldest detection time in order of one minute, and includes the selected measurement data for each minute.
  • the measurement data for a predetermined period is divided into a plurality of sections, with the period determined by the detected time information as one section.
  • FIG. 2 is a diagram showing an example of a graph of measurement data for a predetermined period.
  • the vertical axis in FIG. 2 shows SBP as an example of blood pressure information, and the horizontal axis shows the detection time of the pulse wave used for the calculation of SBP.
  • the fluctuation state information generation unit 24 records the plurality of sections thus divided in the recording medium 23 in association with the younger section numbers (numbers) in order from the oldest time.
  • the fluctuation state information generation unit 24 generates fluctuation state information indicating the fluctuation state of the blood pressure information in an arbitrary section, and associates the generated fluctuation state information with the section No of the arbitrary section in the recording medium 23. Record.
  • the fluctuation state information generation unit 24 repeatedly performs the process of generating the fluctuation state information for each type of blood pressure information.
  • the fluctuation state information generation unit 24 generates and records the fluctuation state information for each section for the SBP for a predetermined period, generates and records the fluctuation state information for each section for the DBP for the predetermined period, Fluctuation state information is generated and recorded for each section for the MBP of minutes.
  • the fluctuation state information of blood pressure information in an arbitrary section includes the maximum value of blood pressure information (SBP, DBP, or MBP) in this section, and the minimum value of blood pressure information (SBP, DBP, or MBP) in this section, It is composed of representative values of blood pressure information (SBP, DBP, or MBP) in this section.
  • the representative value of blood pressure information in a certain section indicates the trend of the entire section such as the average value of blood pressure information in this section, the mode value of blood pressure information in this section, or the central value of blood pressure information in this section. Value.
  • the display control unit 26 causes the display unit 27 to display a first graph indicating the variation state information for each section recorded in the recording medium 23. Under the control of the display control unit 26, the first graph illustrated in FIG. 3 is displayed on the display unit 27.
  • the variation state information that can be displayed on the display unit 27 includes information generated for SBP, information generated for DBP, and information generated for MBP.
  • the diagnosis support apparatus 2 may be configured to specify that a plurality of first graphs each indicating variation state information relating to a plurality of types of blood pressure information are displayed at the same time, or a blood pressure selected from the three types of blood pressure information. It may be possible to designate to display only the first graph indicating the variation state information regarding the information.
  • FIG. 3 is a diagram illustrating a display example of a first graph indicating the variation state information for each section generated by the variation state information generation unit 24 from the measurement data for a predetermined period illustrated in FIG.
  • the vertical axis in FIG. 3 indicates the blood pressure value [mmHg], and the horizontal axis indicates the section No.
  • FIG. 3 shows a first graph showing the variation state information generated from the SBP.
  • FIG. 3 shows an enlarged view of the image showing the fluctuation state information. This enlarged view is for explanation and is not displayed on the display unit 27.
  • the image indicating the variation state information included in the first graph includes a horizontal bar M1 indicating the plot position of the maximum value of SBP in the section, a horizontal bar M2 indicating the plot position of the minimum value of SBP in the section, and a horizontal bar.
  • 3 constitutes an image showing the difference between the representative value of the blood pressure information in each section and each of the maximum value and the minimum value.
  • the first graph includes a curve M5 connecting black circles M4 included in the image indicating the variation state information corresponding to each section.
  • the doctor can easily grasp the overall tendency of SBP in a predetermined period by the curve M5.
  • the doctor can easily grasp the section where the fluctuation of SBP is large by the length of the vertical bar M3.
  • the doctor can grasp the fluctuation state of the SBP in the section in more detail by the position of the black circle M4 on the vertical bar M3.
  • the display is performed.
  • the control unit 26 corresponds to the selected image D1 the display range to be displayed on the display unit 27 in the SBP for a predetermined period of FIG. 2 which is the original data of the first graph shown in FIG.
  • the second graph is set on the section and the SBP within the set display range is displayed on the display unit 27 in time series.
  • FIG. 2 shows a display range H set by the display control unit 26.
  • the width K2 in the time direction of the display range H is set to be the same as the width in the time direction of the section K1.
  • the display control unit 26 sets the display range H in the section corresponding to the image D1, and the SBP within the set display range H (that is, the SBP belonging to the section corresponding to the image D1). Is enlarged and displayed on the display unit 27.
  • FIG. 4 is a diagram illustrating a display example of the second graph indicating the SBP within the display range H set by the display control unit 26.
  • the display control unit 26 causes the display unit 27 to display the second graph G ⁇ b> 1 in which the SBP within the display range H is expanded among the SBPs for a predetermined period shown in FIG. 2.
  • the display control unit 26 displays the maximum value, the minimum value, and the maximum change amount of the SBP in the display range H together with the second graph G1.
  • the maximum change amount indicates a value of the difference when the difference between adjacent SBPs among the SBPs in the display range H becomes the largest.
  • the display control unit 26 displays the scroll button SL and the scroll button SR for instructing the movement of the display range H together with the second graph G1.
  • the scroll button SL is a button for instructing to move the display range H set for the SBP for a predetermined period shown in FIG. 2 to the left (in the direction in which the detection time becomes older).
  • the scroll button SR is a button for instructing to move the display range H set for the SBP for a predetermined period shown in FIG. 2 to the right (in the direction in which the detection time becomes new).
  • the display control unit 26 may display the first graph shown in FIG. 3 and the second graph G1 shown in FIG. 4 by switching the screen, but the first graph shown in FIG. The second graph G1 shown in FIG. 4 may be displayed together on the same screen.
  • the display control unit 26 instructs the display range H shown in FIG. 2 according to the movement instruction. It is moved in a predetermined direction by a predetermined amount.
  • the display control unit 26 moves the display range H by a predetermined amount in the right direction in FIG.
  • the display control unit 26 updates the second graph G1 sequentially following this change.
  • FIG. 5 is a diagram showing a display example after the scroll button SR is pressed in a state where the second graph G1 shown in FIG. 4 is displayed.
  • the graph in the rectangle indicated by the alternate long and short dash line is a second graph indicating the SBP displayed before the display range H is moved.
  • the display range H moves to the right side, and the second graph G1 is updated like the second graph G2.
  • the scroll display of the SBP allows the doctor to easily select the SBP before and after the section corresponding to the image D1 that is initially selected without having to select another image indicating the variation state information. Can be confirmed. This makes it possible to efficiently determine the factor of SBP fluctuation.
  • the amount of movement of the display range H when the scroll button SR or the scroll button SL is pressed may be an arbitrary value, but a value smaller than the width K2 of the display range H (for example, the width K2). It is preferable that the value be equal to or less than half of the value.
  • FIG. 6 is a flowchart for explaining the operation of the diagnosis support apparatus 2.
  • the recording control unit 22 is stored in the recording medium 14 of the biological information measuring device 1.
  • the recorded measurement data is acquired and recorded on the recording medium 23 (step S1).
  • the fluctuation state information generation unit 24 divides measurement data (measurement data group) for a predetermined period recorded on the recording medium 23 into a plurality of sections, generates fluctuation state information for each section, and generates the recording medium 23. (Step S2)
  • the display control unit 26 causes the display unit 27 to display a first graph indicating the variation state information for each section recorded in the recording medium 23 (step S3).
  • the display control unit 26 determines whether any variation state information included in the first graph being displayed has been selected (step S4).
  • step S4 determines that the variation state information is not selected (step S4: NO)
  • step S4 determines that the variation state information is selected (step S4: YES)
  • step S5 the step is performed.
  • step S ⁇ b> 5 the display control unit 26 sets a section corresponding to the selected fluctuation state information as a display range, and expands the second graph showing blood pressure information within the set display range in time series on the display unit 27. Display.
  • the display control unit 26 determines whether or not the scroll button SR or the scroll button SL is pressed during display of the second graph (step S6).
  • step S6 NO
  • the process is terminated.
  • step S6 When the display control unit 26 determines that the scroll button SR or the scroll button SL has been pressed (step S6: YES), the display range is moved according to the scroll instruction, and the blood pressure information within the display range is enlarged and displayed ( Step S7). After step S7, the process returns to step S6.
  • the diagnosis support apparatus 2 As described above, according to the diagnosis support apparatus 2, the first graph shown in FIG. 3 displayed based on a huge amount of blood pressure information measured every one beat or every plurality of beats from the measured person, It is possible to easily grasp the overall blood pressure information tendency of the measurement subject.
  • the scroll button SR and the scroll button SL are displayed together with the second graph shown in FIG. 4, and the display range of the blood pressure information can be arbitrarily moved by pressing the scroll button SR or the scroll button SL.
  • diagnosis can be performed efficiently.
  • the width K2 of the display range set by the display control unit 26 is assumed to be the same as each section K1 obtained by dividing blood pressure information for a predetermined period.
  • the width K2 of the display range may be wider than the width of the section K1.
  • the display control unit 26 sets a total of three sections, the selected section and one section before and after this section, as the display range, or selects the selected section and before or after this section. It is also possible to set a total of two sections with the display range. That is, the width K2 of the display range may be twice or three times the width of the section K1.
  • the display control unit 26 of the diagnosis support apparatus 2 resembles the variation state information of the section adjacent to the section including the blood pressure information displayed as the second graph (also referred to as the currently displayed section) and the selected variation state information.
  • the second graph also referred to as the currently displayed section
  • the case where the image D1 is selected in the first graph shown in FIG. 3 and the second graph G1 shown in FIG. 4 is displayed is taken as an example.
  • the display control unit 26 includes first change state information corresponding to the right-side section of the section (displayed section) corresponding to the image D1 shown in FIG. 3 and the change state information indicated by the image D1.
  • the similarity and the second similarity between the fluctuation state information corresponding to the left adjacent section of the section corresponding to the image D1 (displayed section) shown in FIG. 3 and the fluctuation state information indicated by the image D1. judge.
  • the display control unit 26 determines that the variation state information corresponding to these two sections has a similarity equal to or greater than a threshold value.
  • the display control unit 26 determines that the degree of similarity of the variation state information corresponding to the two sections is less than the threshold.
  • the display control unit 26 obtains a value obtained by subtracting the minimum value from the maximum value of the blood pressure information included in the fluctuation state information corresponding to one of the two sections to be determined for similarity, and the two sections.
  • the variation state information corresponding to the two sections has a similarity degree. It determines with it being more than a threshold value.
  • the display control unit 26 determines that the degree of similarity of the variation state information corresponding to the two sections is less than the threshold.
  • the display control unit 26 resembles the variation state information corresponding to the selected section in the adjacent section adjacent to the currently displayed section including the blood pressure information displayed as the second graph. It is determined whether there is a piece that is associated with the fluctuation state information (whether there is an adjacent section having a high similarity to the selected section).
  • the display control unit 26 determines that there is an adjacent section having a high degree of similarity with the selected section, the display control unit 26 combines information for notifying the direction of the adjacent section determined to have a high degree of similarity with the second graph. To display.
  • FIG. 7 is a diagram illustrating a display example of the second graph in a case where it is determined that the degree of similarity of the section on the right side of the displayed section is high.
  • the second graph G1a shown in FIG. 7A is obtained by changing the scroll button SR to the scroll button SRa in the second graph G2 shown in FIG.
  • the scroll button SRa is highlighted by blinking the scroll button SR or changing the display color to a color different from the scroll button SL.
  • the display control section 26 displays the scroll button SRa as information for notifying the right direction.
  • the second graph G1b shown in FIG. 7B is obtained by adding a broken line SRb to the right end of the graph in the second graph G2 shown in FIG.
  • the display control unit 26 determines that the similarity of the right adjacent segment to the currently displayed segment is high, the display control unit 26 displays the broken line SRb as information for notifying the right direction.
  • diagnosis can be efficiently performed by notifying the direction of the adjacent section in which the blood pressure information shows a tendency similar to the selected section.
  • the display control unit 26 selects the section having a new time among the two sections being displayed.
  • the similarity between the section adjacent to the right and the section corresponding to the image D1 is determined, and if the similarity is equal to or greater than a threshold value, for example, a broken line as shown in FIG. 7B at the right end of the second graph G2. Is displayed.
  • the display control unit 26 determines the similarity between the section that is adjacent to the left of the section having the oldest time (the section corresponding to the image D1) and the section corresponding to the image D1 among the two sections being displayed. If the degree of similarity is greater than or equal to the threshold value, for example, a broken line as shown in FIG. 7B is displayed at the left end of the second graph G2. Thereby, even when a scroll operation is performed, it is possible to notify the doctor of the presence and direction of a section having a high degree of similarity.
  • FIG. 8 is a diagram illustrating an example in which the width K2 of the display range set by the display control unit 26 is wider than the width of the section K1.
  • FIG. 9 is a diagram illustrating a display example of the second graph G3 indicating the SBP within the display range H illustrated in FIG.
  • the SBP in the range indicated by reference numeral 60 is the SBP of the section corresponding to the image D1 selected by the doctor.
  • the SBP in the range indicated by reference numeral 61 is a part of the SBP in the section adjacent to the left of the section corresponding to the image D1 selected by the doctor.
  • the display control unit 26 includes all the SBPs of the section corresponding to the image D1 selected by the doctor, and the maximum value of the SBPs of this section is the center of the display range H.
  • a display range H having a width K2 larger than the width of the section K1 is set.
  • the maximum value of the SBPs in the section corresponding to the selected image D1 is displayed at the center in the horizontal axis direction.
  • the doctor first confirms the point where the SBP greatly fluctuates in the selected section. For this reason, by displaying the second graph G3 centered on this point, the point portion can be confirmed smoothly and diagnosis can be performed efficiently.
  • a method of changing the display form there are a method of changing the color of the SBP graph, a method of changing the type of the SBP graph (solid line, broken line, one-dot chain line, etc.), and the like.
  • the SBP in the range indicated by reference numeral 61 and the SBP in the range indicated by reference numeral 60 are displayed in different colors, or the SBP in the range indicated by reference numeral 61 is displayed by a broken line.
  • the SBP in the range shown is displayed with a solid line.
  • the doctor can easily determine which section he / she has selected first, and can proceed with diagnosis efficiently.
  • the display control unit 26 displays the first graph shown in FIG. 3 and the second graph shown in FIGS. 4, 5, and 9 together on the same screen, the second graph is displayed. It is preferable to highlight the image showing the variation state information corresponding to the section including the SBP displayed as.
  • FIG. 10 is a diagram showing a first modification of the first graph.
  • the display unit 27 displays the SBP of the section selected by the doctor and the SBP of the section adjacent to the right of this section.
  • the display control unit 26 highlights the image D1 and the image D2 indicating the variation state information corresponding to the right adjacent section of the section corresponding to the image D1.
  • the display control unit 26 displays the mark E1 in the vicinity of each of the image D1 and the image D2. Or the display control part 26 displays the image D1 and the image D2 in a different color from the image which shows other fluctuation state information.
  • FIG. 11 is a diagram illustrating an example in which the first graph and the second graph are displayed on the display unit 27 together.
  • the display control unit 26 displays the first graph shown in FIG. 10 and the second graph G2 shown in FIG. 5 on one screen as shown in FIG.
  • the overall tendency of the blood pressure information and the details of the blood pressure information in a desired section can be confirmed on the same screen, and the diagnosis can be performed efficiently.
  • FIG. 12 is a diagram showing a second modification of the first graph.
  • the display control unit 26 calculates the fluctuation amount of the average value of the blood pressure information constituting the fluctuation state information (a value obtained by subtracting the average value corresponding to the section with the old time from the average value corresponding to the section with the new time), The image corresponding to the section in which the fluctuation amount is equal to or greater than the threshold is highlighted.
  • the display control unit 26 displays the mark E2 in the vicinity of the image corresponding to the section where the variation amount of the average value is equal to or greater than the threshold value.
  • the blood pressure information should be suspected of something abnormal when the average value suddenly increases. Since the mark E2 is displayed as shown in FIG. 12, since it is possible to instantly grasp where the fluctuation amount of the average value of the blood pressure information is large, diagnosis can be performed efficiently. It becomes.
  • the image indicating the variation state information may be selected by touching the mark E2 on the touch panel or clicking with the mouse. *
  • the biological information calculation unit 11 of the biological information measuring device 1 calculates and records blood pressure information as biological information.
  • the biological information calculation unit 11 may calculate and record a pulse rate and a heart rate as biological information based on the pulse wave detected by the pulse wave detection unit 10.
  • the biological information may be any information as long as the daily fluctuation is large and measurement at every beat or every beat is effective for diagnosis.
  • the biological information measuring device 1 is an example of a device that measures biological information non-invasively
  • the present invention can be similarly applied to a device that measures and records biological information invasively.
  • the variation state information may be any information as long as the variation state in an arbitrary section of the biological information is known, and the representative value among the maximum value, the minimum value, and the representative value may be omitted. Further, the image indicating the variation state information is not limited to the one illustrated in FIG. 3 and may be any image that can intuitively understand the variation state.
  • the second graph indicating the raw data of the blood pressure information is instantaneously displayed.
  • the fluctuation state information generation unit 24 records blood pressure information belonging to the section corresponding to the selected image D1. Obtained from the medium 23, the obtained blood pressure information is divided into finer detailed sections, and fluctuation state information is again generated and recorded for each detailed section.
  • blood pressure information acquired from the recording medium 23 (blood pressure information belonging to a section corresponding to the image D1) constitutes biological information for a predetermined period.
  • the display control unit 26 causes the display unit 27 to display a first graph indicating the variation state information for each detailed section generated by the variation state information generation unit 24.
  • the display control unit 26 converts the raw data of blood pressure information belonging to the detailed section corresponding to the arbitrary fluctuation state information to the second Display as a graph.
  • the display is changed from the first graph to the first graph in which the width of the section to be divided is shortened, and the state is changed to the second graph.
  • the display control unit 26 selects this arbitrary section as a detailed section of 1 minute. Display the first graph divided by.
  • the diagnosis support program of this embodiment is recorded on a non-transitory recording medium that can be read by a computer.
  • a non-transitory recording medium includes, for example, an optical medium such as a CD-ROM (Compact Disc-ROM), a magnetic recording medium such as a memory card, and the like.
  • Such a program can also be provided by downloading via a network.
  • the disclosed diagnosis support apparatus acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from the living body, and obtains a plurality of the acquired biological information for the predetermined period.
  • a display that displays a variation state information generation unit that generates variation state information that indicates a variation state of biological information in each interval and a first graph that indicates the variation state information for each interval on a display unit
  • a control unit wherein the display control unit is configured to select one of the biological information for the predetermined period when any of the change state information in the first graph displayed on the display unit is selected.
  • a display range to be displayed on the display unit is set to a range including biological information belonging to a section corresponding to the selected variation state information, and biological information within the set display range is shown in time series.
  • the second graph It is intended to be displayed when the display unit.
  • the display control unit displays the display according to the instruction when an instruction to move the display range is given while the second graph is displayed on the display unit.
  • the range setting is updated, and the second graph is scroll-displayed.
  • the display control unit calculates the similarity between the variation state information of the section adjacent to the section including the biological information displayed as the second graph and the selected variation state information. If there is an adjacent section where the similarity is equal to or greater than the threshold, information for notifying the direction of the section is displayed together with the second graph.
  • the display control unit sets the display range so that the maximum value of the biological information belonging to the section corresponding to the selected variation state information is the center of the second graph.
  • the display control unit displays the first graph and the second graph together with the display unit, and further displays the variation state information of the first graph. Among them, the process of emphasizing the variation state information of the section to which the biological information displayed as the second graph belongs is performed.
  • the display control unit sets a range wider than the width of the section as the display range.
  • the display control unit with respect to the biological information of the second graph, the biological information belonging to the section corresponding to the selected variation state information and the biological information belonging to a section other than the section.
  • the information is displayed in different display formats.
  • the change state information generation unit generates an image indicating a difference between the maximum value and the minimum value of the biological information in each section as the change state information.
  • the variation state information generation unit generates an image indicating the difference between the representative value of the biological information and each of the maximum value and the minimum value as the variation state information in each section.
  • the biological information includes blood pressure information.
  • the disclosed diagnosis support method acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from a living body, and acquires the acquired biological information for a plurality of periods.
  • Display control that divides into sections and generates a state of change information indicating the state of change of biometric information in each section and a first graph showing the state of change information for each section on the display unit
  • the display control step includes the step of selecting the variation state information in the first graph displayed on the display unit and selecting the variation information of the predetermined period.
  • the display range to be displayed on the display unit is set to a range including biological information belonging to the section corresponding to the selected variation state information, and the biological information in the set display range is displayed in time series. It is intended to display the second graph on the display unit.
  • the disclosed diagnosis support program acquires biological information for a predetermined period from a recording unit that records biological information measured every beat or multiple beats from a living body, and acquires the acquired biological information for a plurality of periods.
  • Display control that divides into sections and generates a state of change information indicating the state of change of biometric information in each section and a first graph showing the state of change information for each section on the display unit
  • a diagnostic support program for causing a computer to execute the step, wherein the display control step is performed when any of the variation state information in the first graph displayed on the display unit is selected.
  • the biometric information belonging to the section corresponding to the selected variation state information includes a display range to be displayed on the display unit of the biometric information for the predetermined period.
  • Set circumference is a second graph showing a time-series biometric information in the display range set as to be displayed on the display unit.
  • the present invention can be used for medical treatment by supporting diagnosis.

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CN113465757B (zh) * 2021-06-30 2024-09-20 深圳市科曼医疗设备有限公司 参数曲线显示方法及其装置
KR102630547B1 (ko) * 2021-11-17 2024-01-29 가톨릭대학교 산학협력단 사용자 상태 진단을 위한 진단 정보 제공 방법 및 이를 수행하는 장치
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JP6645190B2 (ja) 2020-02-14
CN108471966B (zh) 2020-12-18
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